产品描述： 3M 20319 Random Orbital Sander 5", Self-Generated Vacuum, 3/16" Orbit 3M is a diversified technology company serving customers and communities with innovative products and services. 3M is committed to actively contributing to sustainable development through environmental protection, social responsibility and economic progress. Designed to work with 3Ms proprietary self-contained dust collection system to trap and contain airborne particles during the finishing process. They can also be used with conventional filter bags.